The configuration file could not be found

Online experiments
,
1

Hi I created an online experiment that work perfectly in a local browser. Unfortunately when I published it to pavlovia it gives me the following error:
image

I saw other experiments repositories and they do not setup a config.json file. What should I do?

Configuration file
2

I fixed it by creating a new project and copy-pasting each block. Conceptually it’s the same exact thing but now it works!